Motores de almacenamiento

InnoDB

Supports transactions, row-level locking, foreign keys and encryption for tables

[ Variables | Reserva de búfers | Estado del InnoDB ]

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2026-11-03 18:21:14 0x71e0 INNODB MONITOR OUTPUT
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Per second averages calculated from the last 0 seconds
-----------------
BACKGROUND THREAD
-----------------
srv_master_thread loops: 13872 srv_active, 0 srv_shutdown, 84659 srv_idle
srv_master_thread log flush and writes: 98531
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SEMAPHORES
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OS WAIT ARRAY INFO: reservation count 24083
OS WAIT ARRAY INFO: signal count 17718
RW-shared spins 6089, rounds 168774, OS waits 5388
RW-excl spins 1847, rounds 9946, OS waits 76
RW-sx spins 0, rounds 0, OS waits 0
Spin rounds per wait: 27.72 RW-shared, 5.38 RW-excl, 0.00 RW-sx
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TRANSACTIONS
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Trx id counter 971412
Purge done for trx's n:o < 971412 undo n:o < 0 state: running but idle
History list length 3
LIST OF TRANSACTIONS FOR EACH SESSION:
---TRANSACTION 283555281154336, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283555281150168, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
---TRANSACTION 283555281146000, not started
0 lock struct(s), heap size 1128, 0 row lock(s)
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FILE I/O
--------
I/O thread 0 state: native aio handle (insert buffer thread)
I/O thread 1 state: native aio handle (log thread)
I/O thread 2 state: native aio handle (read thread)
I/O thread 3 state: native aio handle (read thread)
I/O thread 4 state: native aio handle (read thread)
I/O thread 5 state: native aio handle (read thread)
I/O thread 6 state: native aio handle (write thread)
I/O thread 7 state: native aio handle (write thread)
I/O thread 8 state: native aio handle (write thread)
I/O thread 9 state: native aio handle (write thread)
Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] ,
 ibuf aio reads:, log i/o's:, sync i/o's:
Pending flushes (fsync) log: 0; buffer pool: 0
137852 OS file reads, 198021 OS file writes, 105260 OS fsyncs
1000.00 reads/s, 16384 avg bytes/read, 8000.00 writes/s, 5000.00 fsyncs/s
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INSERT BUFFER AND ADAPTIVE HASH INDEX
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Ibuf: size 1, free list len 29, seg size 31, 2 merges
merged operations:
 insert 2, delete mark 0, delete 0
discarded operations:
 insert 0, delete mark 0, delete 0
Hash table size 4441, node heap has 1 buffer(s)
Hash table size 4441, node heap has 1 buffer(s)
Hash table size 4441, node heap has 1 buffer(s)
Hash table size 4441, node heap has 1 buffer(s)
Hash table size 4441, node heap has 1 buffer(s)
Hash table size 4441, node heap has 1 buffer(s)
Hash table size 4441, node heap has 1 buffer(s)
Hash table size 4441, node heap has 1 buffer(s)
10000.00 hash searches/s, 16000.00 non-hash searches/s
---
LOG
---
Log sequence number 1183519613
Log flushed up to   1183519593
Pages flushed up to 1183518433
Last checkpoint at  1183516002
0 pending log flushes, 0 pending chkp writes
59452 log i/o's done, 2.00 log i/o's/second
----------------------
BUFFER POOL AND MEMORY
----------------------
Total large memory allocated 33554432
Dictionary memory allocated 2206024
Buffer pool size   1003
Free buffers       738
Database pages     257
Old database pages 0
Modified db pages  3
Percent of dirty pages(LRU & free pages): 0.301
Max dirty pages percent: 75.000
Pending reads 0
Pending writes: LRU 0, flush list 0, single page 0
Pages made young 1750, not young 841309
0.00 youngs/s, 0.00 non-youngs/s
Pages read 136910, created 2089, written 120517
1000.00 reads/s, 0.00 creates/s, 5000.00 writes/s
Buffer pool hit rate 977 / 1000, young-making rate 0 / 1000 not 0 / 1000
Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s
LRU len: 257, unzip_LRU len: 0
I/O sum[117]:cur[8], unzip sum[0]:cur[0]
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ROW OPERATIONS
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0 queries inside InnoDB, 0 queries in queue
0 read views open inside InnoDB
Process ID=5440, Main thread ID=7948, state: sleeping
Number of rows inserted 277, updated 34471, deleted 122, read 4086489
0.00 inserts/s, 1000.00 updates/s, 0.00 deletes/s, 9000.00 reads/s
Number of system rows inserted 0, updated 0, deleted 0, read 208650
0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s
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END OF INNODB MONITOR OUTPUT
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